Vaccine Therapy in Preventing Human Papillomavirus Infection in Young HIV-Positive Male Patients Who Have Sex With Males

Laser Surgery Care, New York

Montefiore Medical Center, The Bronx

Montefiore Medical Center, The Bronx

Wake Forest University Health Sciences, Winston-Salem

St. Jude's Children's Research Hospital, Memphis

Ruth M. Rothstein Core Center at Cook County Hospital, Chicago

Washington University School of Medicine, St Louis

Thomas Street Health Center, Houston

Dan L. Duncan Cancer Center at Baylor College of Medicine, Houston

University of Colorado Cancer Center at UC Health Sciences Center, Aurora

UCLA Clinical AIDS Research and Education (CARE) Center, Los Angeles

Moores UCSD Cancer Center, La Jolla

UCSF Helen Diller Family Comprehensive Cancer Center, San Francisco

Virginia Mason Medical Center, Seattle

Childrens Hospital Los Angeles, Los Angeles

John H. Stroger, Jr. Hospital of Cook County, Chicago

Fenway Community Health, Boston

Boston University Cancer Research Center, Boston

University of Puerto Rico Comprehensive Cancer Center, San Juan